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<p><code>#include &lt;opencv2/cudalegacy.hpp&gt;</code></p>
<table class="memberdecls">
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Public Member Functions</h2></td></tr>
<tr class="memitem:a29e0c8c9f237e3da48ea9dda2f44505f"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a29e0c8c9f237e3da48ea9dda2f44505f">FGDParams</a> ()</td></tr>
<tr class="memdesc:a29e0c8c9f237e3da48ea9dda2f44505f"><td class="mdescLeft">&#160;</td><td class="mdescRight">default Params  <a href="#a29e0c8c9f237e3da48ea9dda2f44505f">More...</a><br /></td></tr>
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Public Attributes</h2></td></tr>
<tr class="memitem:a6a2d268e500d32574ed00ff4da454f07"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a6a2d268e500d32574ed00ff4da454f07">alpha1</a></td></tr>
<tr class="memdesc:a6a2d268e500d32574ed00ff4da454f07"><td class="mdescLeft">&#160;</td><td class="mdescRight">How quickly we forget old background pixel values seen. Typically set to 0.1.  <a href="#a6a2d268e500d32574ed00ff4da454f07">More...</a><br /></td></tr>
<tr class="separator:a6a2d268e500d32574ed00ff4da454f07"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abaf4902f6c9be62f8580e7800242019d"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#abaf4902f6c9be62f8580e7800242019d">alpha2</a></td></tr>
<tr class="memdesc:abaf4902f6c9be62f8580e7800242019d"><td class="mdescLeft">&#160;</td><td class="mdescRight">"Controls speed of feature learning". Depends on T. Typical value circa 0.005.  <a href="#abaf4902f6c9be62f8580e7800242019d">More...</a><br /></td></tr>
<tr class="separator:abaf4902f6c9be62f8580e7800242019d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8d81aaed6cc97471c18946dd152a1e06"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a8d81aaed6cc97471c18946dd152a1e06">alpha3</a></td></tr>
<tr class="memdesc:a8d81aaed6cc97471c18946dd152a1e06"><td class="mdescLeft">&#160;</td><td class="mdescRight">Alternate to alpha2, used (e.g.) for quicker initial convergence. Typical value 0.1.  <a href="#a8d81aaed6cc97471c18946dd152a1e06">More...</a><br /></td></tr>
<tr class="separator:a8d81aaed6cc97471c18946dd152a1e06"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab5e69103deaefe02cb3dbcee713b12b8"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#ab5e69103deaefe02cb3dbcee713b12b8">delta</a></td></tr>
<tr class="memdesc:ab5e69103deaefe02cb3dbcee713b12b8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Affects color and color co-occurrence quantization, typically set to 2.  <a href="#ab5e69103deaefe02cb3dbcee713b12b8">More...</a><br /></td></tr>
<tr class="separator:ab5e69103deaefe02cb3dbcee713b12b8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a964d1931beeb3ff3a2792d1e86d39175"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a964d1931beeb3ff3a2792d1e86d39175">is_obj_without_holes</a></td></tr>
<tr class="memdesc:a964d1931beeb3ff3a2792d1e86d39175"><td class="mdescLeft">&#160;</td><td class="mdescRight">If TRUE we ignore holes within foreground blobs. Defaults to TRUE.  <a href="#a964d1931beeb3ff3a2792d1e86d39175">More...</a><br /></td></tr>
<tr class="separator:a964d1931beeb3ff3a2792d1e86d39175"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a02903f3110835213f5656b215576a0b8"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a02903f3110835213f5656b215576a0b8">Lc</a></td></tr>
<tr class="memdesc:a02903f3110835213f5656b215576a0b8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Quantized levels per 'color' component. Power of two, typically 32, 64 or 128.  <a href="#a02903f3110835213f5656b215576a0b8">More...</a><br /></td></tr>
<tr class="separator:a02903f3110835213f5656b215576a0b8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7578410d39cd5d863176214a8784d0dc"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a7578410d39cd5d863176214a8784d0dc">Lcc</a></td></tr>
<tr class="memdesc:a7578410d39cd5d863176214a8784d0dc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Quantized levels per 'color co-occurrence' component. Power of two, typically 16, 32 or 64.  <a href="#a7578410d39cd5d863176214a8784d0dc">More...</a><br /></td></tr>
<tr class="separator:a7578410d39cd5d863176214a8784d0dc"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ace988d1613ed46c43458d04780634300"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#ace988d1613ed46c43458d04780634300">minArea</a></td></tr>
<tr class="memdesc:ace988d1613ed46c43458d04780634300"><td class="mdescLeft">&#160;</td><td class="mdescRight">Discard foreground blobs whose bounding box is smaller than this threshold.  <a href="#ace988d1613ed46c43458d04780634300">More...</a><br /></td></tr>
<tr class="separator:ace988d1613ed46c43458d04780634300"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9951e5347164a72ef1720354b13fcf05"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a9951e5347164a72ef1720354b13fcf05">N1c</a></td></tr>
<tr class="memdesc:a9951e5347164a72ef1720354b13fcf05"><td class="mdescLeft">&#160;</td><td class="mdescRight">Number of color vectors used to model normal background color variation at a given pixel.  <a href="#a9951e5347164a72ef1720354b13fcf05">More...</a><br /></td></tr>
<tr class="separator:a9951e5347164a72ef1720354b13fcf05"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a16a2297e4cbd54e9f2eb7dd89b6a51a6"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a16a2297e4cbd54e9f2eb7dd89b6a51a6">N1cc</a></td></tr>
<tr class="memdesc:a16a2297e4cbd54e9f2eb7dd89b6a51a6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Number of color co-occurrence vectors used to model normal background color variation at a given pixel.  <a href="#a16a2297e4cbd54e9f2eb7dd89b6a51a6">More...</a><br /></td></tr>
<tr class="separator:a16a2297e4cbd54e9f2eb7dd89b6a51a6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a166a870decd0918d712cfbd9daf50c1b"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a166a870decd0918d712cfbd9daf50c1b">N2c</a></td></tr>
<tr class="memdesc:a166a870decd0918d712cfbd9daf50c1b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Used to allow the first N1c vectors to adapt over time to changing background.  <a href="#a166a870decd0918d712cfbd9daf50c1b">More...</a><br /></td></tr>
<tr class="separator:a166a870decd0918d712cfbd9daf50c1b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acaad9398133696e5c5e272e2da6b1221"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#acaad9398133696e5c5e272e2da6b1221">N2cc</a></td></tr>
<tr class="memdesc:acaad9398133696e5c5e272e2da6b1221"><td class="mdescLeft">&#160;</td><td class="mdescRight">Used to allow the first N1cc vectors to adapt over time to changing background.  <a href="#acaad9398133696e5c5e272e2da6b1221">More...</a><br /></td></tr>
<tr class="separator:acaad9398133696e5c5e272e2da6b1221"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a56f152a6180a2c0283a708166b1aed9d"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/def/structcv_1_1cuda_1_1FGDParams.html#a56f152a6180a2c0283a708166b1aed9d">perform_morphing</a></td></tr>
<tr class="memdesc:a56f152a6180a2c0283a708166b1aed9d"><td class="mdescLeft">&#160;</td><td class="mdescRight">These erase one-pixel junk blobs and merge almost-touching blobs. Default value is 1.  <a href="#a56f152a6180a2c0283a708166b1aed9d">More...</a><br /></td></tr>
<tr class="separator:a56f152a6180a2c0283a708166b1aed9d"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a29e0c8c9f237e3da48ea9dda2f44505f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a29e0c8c9f237e3da48ea9dda2f44505f">&#9670;&nbsp;</a></span>FGDParams()</h2>

<div class="memitem">
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          <td class="memname">cv::cuda::FGDParams::FGDParams </td>
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<p>default Params </p>

</div>
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<h2 class="groupheader">Member Data Documentation</h2>
<a id="a6a2d268e500d32574ed00ff4da454f07"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6a2d268e500d32574ed00ff4da454f07">&#9670;&nbsp;</a></span>alpha1</h2>

<div class="memitem">
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          <td class="memname">float cv::cuda::FGDParams::alpha1</td>
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<p>How quickly we forget old background pixel values seen. Typically set to 0.1. </p>

</div>
</div>
<a id="abaf4902f6c9be62f8580e7800242019d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abaf4902f6c9be62f8580e7800242019d">&#9670;&nbsp;</a></span>alpha2</h2>

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          <td class="memname">float cv::cuda::FGDParams::alpha2</td>
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<p>"Controls speed of feature learning". Depends on T. Typical value circa 0.005. </p>

</div>
</div>
<a id="a8d81aaed6cc97471c18946dd152a1e06"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8d81aaed6cc97471c18946dd152a1e06">&#9670;&nbsp;</a></span>alpha3</h2>

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<p>Alternate to alpha2, used (e.g.) for quicker initial convergence. Typical value 0.1. </p>

</div>
</div>
<a id="ab5e69103deaefe02cb3dbcee713b12b8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab5e69103deaefe02cb3dbcee713b12b8">&#9670;&nbsp;</a></span>delta</h2>

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          <td class="memname">float cv::cuda::FGDParams::delta</td>
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<p>Affects color and color co-occurrence quantization, typically set to 2. </p>

</div>
</div>
<a id="a964d1931beeb3ff3a2792d1e86d39175"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a964d1931beeb3ff3a2792d1e86d39175">&#9670;&nbsp;</a></span>is_obj_without_holes</h2>

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          <td class="memname">bool cv::cuda::FGDParams::is_obj_without_holes</td>
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<p>If TRUE we ignore holes within foreground blobs. Defaults to TRUE. </p>

</div>
</div>
<a id="a02903f3110835213f5656b215576a0b8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a02903f3110835213f5656b215576a0b8">&#9670;&nbsp;</a></span>Lc</h2>

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<p>Quantized levels per 'color' component. Power of two, typically 32, 64 or 128. </p>

</div>
</div>
<a id="a7578410d39cd5d863176214a8784d0dc"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7578410d39cd5d863176214a8784d0dc">&#9670;&nbsp;</a></span>Lcc</h2>

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<p>Quantized levels per 'color co-occurrence' component. Power of two, typically 16, 32 or 64. </p>

</div>
</div>
<a id="ace988d1613ed46c43458d04780634300"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ace988d1613ed46c43458d04780634300">&#9670;&nbsp;</a></span>minArea</h2>

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<p>Discard foreground blobs whose bounding box is smaller than this threshold. </p>

</div>
</div>
<a id="a9951e5347164a72ef1720354b13fcf05"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9951e5347164a72ef1720354b13fcf05">&#9670;&nbsp;</a></span>N1c</h2>

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<p>Number of color vectors used to model normal background color variation at a given pixel. </p>

</div>
</div>
<a id="a16a2297e4cbd54e9f2eb7dd89b6a51a6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a16a2297e4cbd54e9f2eb7dd89b6a51a6">&#9670;&nbsp;</a></span>N1cc</h2>

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<p>Number of color co-occurrence vectors used to model normal background color variation at a given pixel. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a166a870decd0918d712cfbd9daf50c1b">&#9670;&nbsp;</a></span>N2c</h2>

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<p>Used to allow the first N1c vectors to adapt over time to changing background. </p>
<p>Number of color vectors retained at given pixel. Must be &gt; N1c, typically ~ 5/3 of N1c. </p>

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<p>Used to allow the first N1cc vectors to adapt over time to changing background. </p>
<p>Number of color co-occurrence vectors retained at given pixel. Must be &gt; N1cc, typically ~ 5/3 of N1cc. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a56f152a6180a2c0283a708166b1aed9d">&#9670;&nbsp;</a></span>perform_morphing</h2>

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<p>These erase one-pixel junk blobs and merge almost-touching blobs. Default value is 1. </p>
<p>Number of erode-dilate-erode foreground-blob cleanup iterations. </p>

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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>opencv2/<a class="el" href="../../da/d10/cudalegacy_8hpp.html">cudalegacy.hpp</a></li>
</ul>
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